S-92196A501 3-56 x 1/4" ASME B18.3 18-8 Stainless Steel Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments.
• High tensile strength of 70,000 psi ensures reliable load-bearing capacity and durability under stress.
• Precise Class 3A thread fit delivers tight tolerances for secure, vibration-resistant assemblies.
• Fine UNF threads provide enhanced grip and better adjustment in fine-pitch applications.
• Rockwell B70 hardness offers excellent wear resistance and long-term performance.
• ASME B18.3 compliance guarantees standardized dimensions and interchangeability.
• RoHS and REACH compliance ensures environmental safety and regulatory adherence.

Professional Applications & Engineering Value

This 3-56 UNF thread socket head cap screw is engineered from 18-8 stainless steel to address common industrial challenges like corrosion and mechanical failure. Its fine thread spacing and Class 3A thread fit ensure minimal backlash and superior clamping force, making it ideal for precision assemblies in machinery, aerospace, and electronics. The hex drive design allows for easy installation in confined spaces, while the fully threaded body provides consistent engagement. With high tensile strength and hardness, it resists loosening under vibration, enhancing reliability in demanding applications.

Specification Summary & Compliance

This screw features a 3-56 UNF fine thread with Class 3A fit for high precision, and complies with ASME B18.3 standards for dimensional accuracy. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental and safety compliance in industrial use.